bjoernager/rust
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add support for principal-less trait object types

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should be a pure refactoring.
This commit is contained in:
Ariel Ben-Yehuda 2018-12-04 13:28:06 +02:00
parent c0bbc3927e
commit 3aa1503a61
26 changed files with 202 additions and 131 deletions
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5
src/librustc_codegen_llvm/context.rs
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@ -50,7 +50,8 @@ pub struct CodegenCx<'ll, 'tcx: 'll> {
/// Cache instances of monomorphic and polymorphic items
pub instances: RefCell<FxHashMap<Instance<'tcx>, &'ll Value>>,
/// Cache generated vtables
pub vtables: RefCell<FxHashMap<(Ty<'tcx>, ty::PolyExistentialTraitRef<'tcx>), &'ll Value>>,
pub vtables: RefCell<FxHashMap<
(Ty<'tcx>, Option<ty::PolyExistentialTraitRef<'tcx>>), &'ll Value>>,
/// Cache of constant strings,
pub const_cstr_cache: RefCell<FxHashMap<LocalInternedString, &'ll Value>>,
@ -311,7 +312,7 @@ impl<'ll, 'tcx> CodegenCx<'ll, 'tcx> {
impl MiscMethods<'tcx> for CodegenCx<'ll, 'tcx> {
fn vtables(&self) -> &RefCell<FxHashMap<(Ty<'tcx>,
ty::PolyExistentialTraitRef<'tcx>), &'ll Value>>
Option<ty::PolyExistentialTraitRef<'tcx>>), &'ll Value>>
{
&self.vtables
}